Florian TIAR

This plugin add a margin note to your content. 
For example, if you want to add a source to your post, you can use the shortcode. You will see a margin note in the left of your content when you hover the desired text.
This plugin use the following open source javascript library by Francisco Dans : https://github.com/fdansv/marginotes
If you want to contribute to this plugin, feel free to check the Github repository : https://github.com/Mahjouba91/wp-margin-notes

WP Margin Notes

Simply add margin notes to your content (pages, posts or CPT) just by using the [margin_notes] shortcode

Chetan Gole

Protect your blog content from getting copied. A simple plug-in developed to stop the Copy cats
<h4>Features</h4>
<ul>
<li>Disable selection of text – Now those n00bs can not copy your content easily.</li>
<li>Disable right click on your blog – Disable right click with popup message or without popup message.</li>
<li>No side-effect on SEO – Search engines can read your content without any problem.</li>
<li>User specific setting – Apply above settings to all users or specific category of users like Admin.</li>
</ul>
<h4>Please note</h4>
<ul>
<li>Both disable right click and disable selection of text can be switch ON or OFF through Settings menu.</li>
<li>
You must enable the options from WP-CopyProtect settings page after installing the plugin, to enable the protection to your blog.
Why don’t you rate the plugin if you like it !! 🙂 >>
</li>
</ul>
By <a href="http://chetangole.com/" rel="nofollow ugc">Chetan Gole</a>.

WP-CopyProtect [Protect your blog posts]

Protect your blog content from getting copied. A simple plug-in developed to stop the Copy cats

WP Margin Notes vs WP-CopyProtect [Protect your blog posts]